Bicycle rack



FIG. 1 is a perspective view illustrating a bicycle rack in accordance with my new design;

FIG. 2 is a left side elevational view thereof, the right side not shown, being a mirror image of this figure;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof; and

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a bicycle rack, substantially as shown and described. 